<form method="post" action="?login">
<table align="center" width="100%" border="0" cellspacing="3" cellpadding="1">
  <tr align="center">
    <td><input name="username" type="text" id="username" size="15" style="background:#666666; border:dashed 1px #000000; color:#FFFFFF;"></td>
  </tr>
  <tr align="center">
    <td><input name="password" type="password" id="passwort" size="15" style="background:#666666; border:dashed 1px #000000; color:#FFFFFF;"></td>
  </tr>
  <tr align="center">
    <td><input name="Login" type="submit" id="Login" value="Login" style="background:#666666; border:solid 1px #000000; color:#FFFFFF;"></td>
  </tr>
  <tr align="center">
    <td><input name="button" type="button" style="background:#666666; border:solid 1px #000000; color:#FFFFFF;" value="Registrieren" /></td>
  </tr>
</table>
</form>